---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2600 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.6G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 586 11778 0 3675 15123 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:e9:e1:c2 brd ff:ff:ff:ff:ff:ff inet 10.30.107.145/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86091sec preferred_lft 86091sec inet6 fe80::f816:3eff:fee9:e1c2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2600) 11/21/23 _x86_64_ (4 CPU) 18:14:05 LINUX RESTART (4 CPU) 18:15:01 tps rtps wtps bread/s bwrtn/s 18:16:01 119.28 23.43 95.85 1193.07 23040.85 18:17:02 262.44 7.86 254.59 467.14 30577.46 18:18:01 365.20 0.75 364.46 10.16 56590.75 18:19:01 54.86 1.10 53.76 90.12 15287.45 Average: 200.01 8.31 191.70 442.01 31267.70 18:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:16:01 13618316 15344220 2806652 17.09 71828 1847500 1217364 6.97 911728 1667308 142012 18:17:02 11744356 14556972 4680612 28.50 175760 2693444 1471892 8.42 1891252 2389040 689264 18:18:01 9766444 13129188 6658524 40.54 191004 3145772 1624808 9.30 3394268 2761952 8 18:19:01 12058692 15481576 4366276 26.58 199292 3194956 852744 4.88 1108392 2776980 52156 Average: 11796952 14627989 4628016 28.18 159471 2720418 1291702 7.39 1826410 2398820 220860 18:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:16:01 ens3 106.63 76.12 1301.71 23.03 0.00 0.00 0.00 0.00 18:16:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 18:17:02 ens3 422.77 317.69 3214.85 838.22 0.00 0.00 0.00 0.00 18:17:02 lo 1.05 1.05 0.16 0.16 0.00 0.00 0.00 0.00 18:18:01 ens3 4.35 3.13 59.71 1.07 0.00 0.00 0.00 0.00 18:18:01 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 18:19:01 ens3 70.59 46.71 111.31 56.56 0.00 0.00 0.00 0.00 18:19:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 152.75 112.16 1184.44 233.03 0.00 0.00 0.00 0.00 Average: lo 0.73 0.73 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2600) 11/21/23 _x86_64_ (4 CPU) 18:14:05 LINUX RESTART (4 CPU) 18:15:01 CPU %user %nice %system %iowait %steal %idle 18:16:01 all 21.94 0.00 1.60 5.98 0.07 70.41 18:16:01 0 30.21 0.00 2.51 5.42 0.08 61.78 18:16:01 1 26.10 0.00 1.65 14.44 0.08 57.73 18:16:01 2 13.20 0.00 1.34 2.99 0.05 82.43 18:16:01 3 18.29 0.00 0.91 1.11 0.07 79.63 18:17:02 all 37.78 0.00 5.69 6.22 0.11 50.19 18:17:02 0 32.94 0.00 5.86 4.44 0.10 56.66 18:17:02 1 41.62 0.00 5.65 5.38 0.12 47.23 18:17:02 2 36.34 0.00 7.05 11.10 0.13 45.37 18:17:02 3 40.25 0.00 4.18 3.95 0.10 51.52 18:18:01 all 33.32 0.00 3.15 7.14 0.12 56.28 18:18:01 0 34.13 0.00 3.40 10.55 0.10 51.81 18:18:01 1 32.13 0.00 4.25 14.50 0.12 49.00 18:18:01 2 39.02 0.00 2.86 2.55 0.14 55.43 18:18:01 3 28.03 0.00 2.13 1.02 0.10 68.71 18:19:01 all 26.61 0.00 1.55 6.59 0.08 65.17 18:19:01 0 24.44 0.00 1.86 6.51 0.07 67.13 18:19:01 1 21.46 0.00 1.13 14.42 0.08 62.91 18:19:01 2 23.91 0.00 1.41 2.23 0.07 72.39 18:19:01 3 36.75 0.00 1.81 3.22 0.10 58.12 Average: all 29.90 0.00 3.00 6.48 0.09 60.53 Average: 0 30.40 0.00 3.41 6.70 0.09 59.40 Average: 1 30.33 0.00 3.17 12.16 0.10 54.24 Average: 2 28.03 0.00 3.17 4.73 0.10 63.97 Average: 3 30.83 0.00 2.26 2.33 0.09 64.48